public class Main {
    public static void main(String[] args) {
        Solution solution = new Solution();
        int[] arr = solution.countBits(4);
        for (int i = 0; i < arr.length; i++) {
            System.out.print(arr[i]+" ");
        }
        System.out.println();
        System.out.println("----------------------");
        int[] arr1 = solution.dbCountBits(4);
        for (int i = 0; i < arr1.length; i++) {
            System.out.print(arr1[i]+" ");
        }
        System.out.println();
        System.out.println("----------------------");
    }
}
